<!DOCTYPE html>
<html lang="zh-cn">
<body>

    <div style='width:500px;border: 1px solid blue;'>
        <div style='display: inline-block;border: 1px solid red;height:200px;'>
            1
        </div>
        <div style='display: inline-block;border: 1px solid red;height:100%;'>
            2
        </div>
    </div>

</body>

</html>
